Added basic installer script and updated README appropriately

2 files changed, 83 insertions, 5 deletions

diff --git a/README b/README
index ddf981e..7a06bf4 100644
--- a/README
+++ b/README
@@ -4,7 +4,7 @@
 
 Foreword
 =======
-Right now I'm developing this on Ubuntu/Debian, so the following instructions are for those platforms. This will eventually run on Gentoo, of course.
+Right now I'm developing this on Ubuntu/Debian, so the following instructions are for those platforms. If you install the appropriate prerequisites, it will work on Gentoo too, of course.
 
 
 Prerequisites
@@ -39,16 +39,18 @@ Installation
 
 cd /usr/share
 git clone http://git.overlays.gentoo.org/gitroot/proj/gentoaster.git
-
+Configure settings in config.php and web/config.php as appropriate
+Run php5 install.php as root
+Configure a webserver of your choice to server the web folder on the address you specified
 
 Running
 =======
 
-There's no init script for the daemon yet, so simply run as follows:
+The installer will start the daemon for you automatically, but if you need to do this yourself later, run the following as root:
 
-sudo php5 /usr/share/gentoaster/daemon.php &
+/etc/init.d/gentoaster start
 
-Note the use of sudo, the daemon MUST be ran as root for it to work, otherwise all builds will fail.
+The daemon MUST be ran as root for it to work, otherwise all builds will fail.
 
 Now that the daemon is running, you can try a build, using the sample client:
 
@@ -65,3 +67,5 @@ php5 /usr/share/gentoaster/status.php <handle hash>
 Where <handle hash> is the hash returned by client.php (for example 6085655f187a8442f82c43ebf98e5fdb)
 
 If the build is still running, you'll get a progress percentage. If it's finished, the return code and result message will be shown.
+
+If you've setup a webserver, you can also use the WebUI at the address you've configured
diff --git a/install.php b/install.php
new file mode 100644
index 0000000..8bb3515
--- /dev/null
+++ b/install.php
@@ -0,0 +1,74 @@
+<?
+
+    // Gentoaster installer
+    // Licensed under GPL v3, see COPYING file
+    
+    // Check we're running as root
+    $processUser = posix_getpwuid(posix_geteuid());
+    if($processUser['name'] != "root") {
+    	die("This installer must be run as root\n");
+    }
+    
+    // Load the configurations (the web config chainloads the daemon config)
+    echo "Loading configuration\n";
+    require_once "web/config.php";
+    
+    // Basic configuration path sanity checks
+    echo "Checking configuration sanity\n";
+    if(!file_exists(GENTOASTER_PATH."/install.php")) {
+    	die("GENTOASTER_PATH is set incorrectly\n");
+    }
+    
+    // Check database configuration is sane 
+    echo "Connecting to database\n";
+    $db = new mysqli(
+        MYSQL_HOSTNAME, 
+        MYSQL_USERNAME,
+        MYSQL_PASSWORD
+    );
+        
+    if (mysqli_connect_errno()) {
+       die("Could not connect to MySQL server: ".mysqli_connect_error()."\n");
+    }
+    
+    // If we reached here, MySQL details are fine
+    echo "Database connection is OK\n";
+    
+    
+    // Make sure we have a dump file to use
+    if (file_exists(GENTOASTER_PATH."/gentoaster.sql")) {
+    	// Prep MySQL details for shell args
+	    $mysqlHostname = escapeshellarg(MYSQL_HOSTNAME);
+	    $mysqlUsername = escapeshellarg(MYSQL_USERNAME);
+	    $mysqlDatabase = mysql_escape_string(MYSQL_DATABASE);
+	    
+	    // Create shell component for password if required
+	    if (strlen(MYSQL_PASSWORD) > 0) {
+	    	$mysqlPassword = " -p ".escapeshellarg(MYSQL_PASSWORD)." ";
+	    } else {
+	    	$mysqlPassword = " ";
+	    }
+	    
+	    // Drop any existing database here
+	    system('echo "DROP DATABASE IF EXISTS '.$mysqlDatabase.';" | mysql -u '.$mysqlUsername.$mysqlPassword);
+	    
+	    // Create a new database
+	    system('echo "CREATE DATABASE '.$mysqlDatabase.';" | mysql -u '.$mysqlUsername.$mysqlPassword);
+	    
+	    // Import the database dump into that database
+	    system('mysql -u '.$mysqlUsername.$mysqlPassword.$mysqlDatabase.' < gentoaster.sql');
+    } else {
+    	die("SQL file not found, check GENTOASTER_PATH\n");
+    }
+    
+    // Add the initscript for the daemon
+    echo "Adding initscript symlink\n";
+    system("rm -f /etc/init.d/gentoaster");
+    system("ln -s ".GENTOASTER_PATH."/gentoaster /etc/init.d/gentoaster");
+    system("chmod +x ".GENTOASTER_PATH."/gentoaster");
+    
+    echo "Starting Gentoaster daemon\n";
+    exec("/etc/init.d/gentoaster start");
+    
+   	echo "If you didn't see any errors, the install was successful\n";
+   	echo "Try visiting the site at ".GENTOASTER_URL." to make sure everything works\n";
\ No newline at end of file